#731F12#731F12

#731F12 is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.4% C 0.120 H 31.6°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#731F12
RGB	rgb(115, 31, 18)
HSL	hsl(8, 73%, 26%)
HSV	hsv(8, 84%, 45%)
CMYK	cmyk(0%, 73%, 84.3%, 54.9%)
CIE-LAB	lab(25.77, 36.02, 29.19)
CIE-LCH	lch(25.77, 46.36, 39.02°)
OKLab	oklab(37.39% 0.102 0.0628)
OKLCH	oklch(37.39% 0.12 31.6)
XYZ	xyz(7.6703, 4.6697, 1.0696)
Luminance	0.0467 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731F12 #126673

analogous

#731235 #731F12 #734F12

triadic

#731F12 #12731F #1F1273

tetradic

#731F12 #357312 #126673 #4F1273

square

#731F12 #357312 #126673 #4F1273

split-complementary

#731F12 #12734F #123573

monochromatic

#1A0704 #3E110A #731F12 #A82D1A #DD3C23

Accessibility & contrast

On white

10.86

#731F12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#731F12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731F12

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731F12	#FFFFFF	#000000	##FFFFFF
##731F12	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383110

Deuteranopia (green-blind)

#4D440E

Tritanopia (blue-blind)

#7F011D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731f12;
/* rgb */ color: rgb(115, 31, 18);
/* oklch */ color: oklch(37.4% 0.120 31.6);

Tailwind

colors: {
  custom: {
    50: '#a36151',
    500: '#731f12',
    950: '#000000',
  },
}

SCSS

$custom: #731f12;
$custom-light: #a36151;
$custom-dark: #000000;

JSON

{
  "hex": "#731f12",
  "rgb": {
    "r": 115,
    "g": 31,
    "b": 18
  },
  "hsl": {
    "h": 8.041,
    "s": 72.932,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37388,
    "c": 0.11982,
    "h": 31.6
  },
  "luminance": 0.04668
}

Semantic roles & 50–950 ramp

primary

#731F12

secondary

#379AAA

accent

#D7F038

background

#FAF5F4

surface

#F4EAE7

border

#CEC6C3

text

#100502

muted

#7F7978

Preview Lab

Preview with #731F12

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →